5 Best Firewall Apps for Android

by Hashir Zuniga

Best Firewall Apps for Android

If you are concerned about security, then the firewall is a matter of things for you. Since people are using smartphones now, many people create apps. Furthermore, app developers keep improving their previous apps. Android, as the most-used smartphone, has millions of apps in the Play Store. Thus, you need to protect your phone with a firewall. Find the best firewall apps for Android below that many people use.

Before we talk more about the best firewall apps for Android, we think you should understand a bit of firewall. What exactly the firewall about is something that takes control of your phone and manages at the same time. The firewall works for apps or services that come from the external IT’s circle. Things that controlled are network, internet, and local system access.

How the App Works on Android

Are you still confused about the firewall? Well, simply said that a firewall is a system that controls and manages the traffic. Imagine that you have a building in which many people come and out. You must be having a lobby. Someone out there in a lobby is accompanied by security. This security decides who is allowed and not based on the security system. That is what the firewall works on your Android. The best firewall apps for Android is the “security” that limits your phone from the untrusted or potentially dangerous things.

There are many types of firewalls. But, in this article, we only discuss based on the layer where the communication originates. It means when the communication is tracked and intercepted. When you put a firewall app on your Android, it will determine should the process is continued or not. If the app reads it is okay, then the app gives a connection. But if the app considers not safe, it will stop the process.

The firewall app puts you control for all apps inside your phone. As its function, the firewall app helps you to choose any apps to get Internet access and not. It also reminds you of the apps that contain ads and block them. Furthermore, the firewall app can specify which app is only allowed through wifi, 3G, and many more. Several best firewall apps for Android helps you with additional features. Basically, having this app on your Android makes you take more control of your phone.

Best Firewall Apps for Android You Must Consider

When you talk about the firewall app for Android, maybe you find people that think it is useless. They will tell you that you don’t need it. Indeed, the firewall app is not really necessary when you only install the apps from the Play Store. Moreover, the app has a good reputation and popularity. But, as your anticipation, it is worth to add the best firewall apps for Android below. Just in case something bad happens, your phone is already saved.

1. NetGuard

Best Firewall Apps: NetGuard

If you just knew about the firewall app, then NetGuard is the best choice for you. Using NetGuard is easy since you see its interface. NetGuard is a firewall app which functioning as a part of a VPN. When you have this app on your phone, it means you already had full control over apps inside. It is more convenient when you can manage the connectivity, whether using your data package or wifi.

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Find this app on Play Store and install just like you used to do. Once the process is done, you need to active NetGuard first. After that, you can take control of your phone. Decide which app is allowed using data, wifi only, or just block it. Furthermore, this app helps you to block ads. This app is suitable for those who live simply.

2. AFWall+


If you already rooted your phone, or at least you have more knowledge about it, then AFWall+ is the perfect app. Running AFWall+ makes you dig deeper to take control of your Android. This app is quite different from the others because you can see the apps which “phoning home” and act accordingly. There is an “iptables” which makes you control Internet traffic. This proves that you are the real owner of your phone.

There is no issue even if you use the connection through a VPN or not. But if you set a connection through a VPN, then it will be just like the previous setting. Another interesting thing is AFWall+ can let you control the Internet speed too. Knowing this app is from one of the developers at XDA, you must not hesitate to add this firewall app.

3. NoRoot Firewall

NoRoot Firewall

We could say that NoRoot Firewall is the best firewall apps for Android for many people. If you are looking for some variegated features, then NoRoot Firewall must be on your phone. Unluckily, this app does not match with IPv6. Thus, it works on LTE. However, that doesn’t make the app is less worth to install.

What makes this app is different because it promises security. Don’t think any worry about the data you have sent to the Internet. NoRoot Firewall keeps it save. You can see it by every time it asks you for permission to access the net.

4. Mobiwol: NoRoot Firewall

Mobiwol: NoRoot Firewall

This app can be your guard as a simple person who wants to take control. Just see its UI and the setting format. There is no wonder that Mobiwol: NoRoot Firewall is a favorite for many people. Using this app is as simple as choosing an app then decide what to for it. If you don’t want an app uses your data, then just restrict it.

The uniqueness of Mobiwol: NoRoot Firewall is you can analyze the amount of data. You are able to see how much data usage. Furthermore, it helps you to define which app is proper using more data portion or just let it runs when wifi is available. Another solution is you limit the data usage for the app. It manages your data consuming or Internet usage.

5. VPN Safe Firewall

VPN Safe Firewall

As you can see from its name, this app saves you from the dangerous Internet connection. Many benefits when you use VPN Safe Firewall. First, you will find the easy to use interface. Then, you don’t only manage the connection, but also the battery consumption too. It is managed through the data usage which surely relates to your battery.

Having this app is like having a personal guide. Whenever the app wants to access the Internet, this app will remind you. The notification appears with a question of which connection is okay. Surprisingly, you can get it for free. Also, this app works in all connections, whether 3G, 4G, or WiFi, and even LTE.

So, how about our recommendation for the firewall app above? Just try one of the best firewall apps for Android, then prove that the app is so effective to make your phone more controlled. Or do you have other firewall application recommendations? Just comment below. Be safe and manage your Android very well. 

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